{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,13]],"date-time":"2026-10-13T02:45:52Z","timestamp":1791859552939,"version":"4.3.4"},"reference-count":34,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2025,10,10]],"date-time":"2025-10-10T00:00:00Z","timestamp":1760054400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2025,10,10]],"date-time":"2025-10-10T00:00:00Z","timestamp":1760054400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Clinical Oral Implants Res"],"published-print":{"date-parts":[[2026,1]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Introduction<\/jats:title>\n                    <jats:p>This randomized clinical trial aimed to evaluate implant stability following graftless lateral window and crestal implant approaches for maxillary sinus floor elevation (MSFE) 1 year after implant placement.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Twenty\u2010six single missing posterior maxillary teeth indicated for delayed implant placement, with a residual ridge height of 4\u20136\u2009mm, were randomly assigned to perform either graftless lateral window (control) or crestal implant (test) approaches for MSFE. Implant stability was assessed using resonance frequency analysis; intra\u2010sinus vertical bone gain and marginal bone loss were measured via CBCT 1\u2009year after implant placement. Clinical parameters and patient\u2010reported outcomes were also measured.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The reported implant stability quotient (ISQ) values were not significantly different between the lateral window and the crestal implant approaches (80.92\u2009\u00b1\u20094.57 and 80.19\u2009\u00b1\u20097.28, respectively) 12\u2009months after implant placement. However, the lateral window approach revealed a significant increase (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) in the mean\u2009\u00b1\u2009SD intra\u2010sinus vertical bone gain at 6 and 12\u2009months (3.64\u2009\u00b1\u20090.84\u2009mm and 3.82\u2009\u00b1\u20090.84\u2009mm, respectively) compared to the crestal implant approach (1.66\u2009\u00b1\u20091.27\u2009mm and 2.42\u2009\u00b1\u20091.39\u2009mm, respectively). However, no intergroup significant difference was noticed concerning average marginal bone loss (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.31) after 12\u2009months. Postoperative complications and patient discomfort were more evident in the lateral window approach group.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>In patients with a residual ridge height of 4\u20136\u2009mm receiving implant therapy in conjunction with maxillary sinus elevation without graft material, there was no statistically significant difference in implant stability at 12\u2009months between a lateral window and transcrestal sinus approach. Greater vertical bone gain was achieved following the lateral window approach.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/clr.70055","type":"journal-article","created":{"date-parts":[[2025,10,11]],"date-time":"2025-10-11T05:00:13Z","timestamp":1760158813000},"page":"87-97","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Graftless Sinus Floor Elevation Using the Lateral or Transcrestal Approach. A Randomized Clinical Trial With One Year Follow\u2010Up"],"prefix":"10.1111","volume":"37","author":[{"given":"Ahmed Ibrahim Aboul","family":"Fettouh","sequence":"first","affiliation":[{"name":"Executive and Clinical Director Master Implantology Program Faculty of Dentistry, Misr International University  Cairo Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7268-7882","authenticated-orcid":false,"given":"Noha Ayman","family":"Ghallab","sequence":"additional","affiliation":[{"name":"Oral Medicine and Periodontology Faculty of Dentistry, Cairo University  Giza Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nael","family":"Adel","sequence":"additional","affiliation":[{"name":"Private Practice Misr International University  Cairo Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rafik","family":"Nasser","sequence":"additional","affiliation":[{"name":"Private Practice Misr International University  Cairo Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nourhan","family":"Gamal","sequence":"additional","affiliation":[{"name":"Periodontology Faculty of Dentistry, Cairo University  Cairo Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1799-609X","authenticated-orcid":false,"given":"Mariam","family":"Samy","sequence":"additional","affiliation":[{"name":"Periodontology Faculty of Dentistry, Cairo University  Cairo Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9887-9807","authenticated-orcid":false,"given":"Nesma","family":"Shemais","sequence":"additional","affiliation":[{"name":"Oral Medicine and Periodontology Faculty of Dentistry, Cairo University  Giza Egypt"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,10,10]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12903-024-03949-9"},{"key":"e_1_2_9_3_1","first-page":"11","article-title":"The Long\u2010Term Efficacy of Currently Used Dental Implants: A Review and Proposed Criteria of Success","volume":"1","author":"Albrektsson T.","year":"1986","journal-title":"International Journal of Oral and Maxillofacial Implants"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1186\/s40729-018-0123-9"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/clr.12923"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1563\/aaid-joi-D-22-00053"},{"issue":"8","key":"e_1_2_9_7_1","first-page":"613","article-title":"Grafting of the Maxillary Sinus Floor With Autogenous Marrow and Bone","volume":"38","author":"Boyne P. 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